Ribs/Sternum Chapter 9
Articular notches
Below the ________ are shallow depressions for attachment of the cartilages of the 1st ribs
Superiorly Laterally Posteriorly
How are the ribs situated in supine position
No lung markings
How do you identify pneumothorax
Laterally and posteriorly
How does the manubrium angle
Supine
In which position is the diaphragm the highest
. Cart sync Cart sym Syn gliding Syn gliding Fib syn Cart sync
Name the joints 1st Maubriosternal 2-7 6/7,7/8,8/9 9/10 Xiphisternal
Neck Tubercle facets
The 11th and 12th ribs do not have what
3-5 inches
The anterior ends of the ribs lie ______ inches below the posterior ends
Sternum 12 pairs of ribs 12 thoracic vertebrae
The bony thorax is formed by what
Sternum
The breastbone
Lower
The diaphragm is ______ in asthenic patients
Higher
The diaphragm is ______ in hyperstenic patients
Shortest Broadest
The first rib is the ______ and _______
Vertebral bodies Costovertebral joints
The head of the rib articulates with the ____ to form the ____.
2nd costal cartilage
The manubrium and body contribute to the attachment of what
Quadilateral Widest
The manubrium is _______ in shape and is the _______ portion of the sternum
Inspiration
The obliquity of the ribs decreases with deep _______
Expiration
The obliquity of the ribs increases with deep _______
6 inches Manubrium Body Xiphoid process
The sternum is about _____ long and consist of what 3 parts
Anteriorly Inferiorly
The sternum lies in which direction
Costal cartilages of the 1st 7 ribs at lateral borders
The sternum provides attachments for what
Clavicles Manubrial angles SC joints
The sternum supports the ____ at the ____. This forms the ____.
T-spine transverse processes Costotransverse joints
The tubercle of the rib articulates with the ____ to form the ____.
Superior liver Inferior heart
The xiphoid process helps locate the _________ and ________
True rib
What are 1st-7th ribs called
False ribs
What are 8th-12th ribs called
Floating ribs
What are ribs 11 and 12 called
Vertebral end Sternal end
What are the ends termed for a rib
Protect heart and lungs Support pleural cavity wall and diaphragm Expand/depress during respiration
What are the functions of the bony thorax
SC joints
What are the only points of articulation between the upper limbs and trunk
Intercostal spaces
What are the spaces between the ribs called
Clavicular notch
What articulates with the sternal extremity of the clavicle
Sternocostal
What articulation is between the true ribs and sternum
Costrochondral
What articulations are found between the anterior extremities of the ribs and costal cartilages
Its anterior articulations
What determines if a rib is true or false
Costal arteries, veins, nerves
What does the costal groove contain
Xiphoid process
What is distal and the smallest part of the sternum
Jugular notch
What is palpable on the manubrium at the superior border
Costal cartilage
What is the hyaline cartilage of the ribs called
Body
What is the longest part of the sternum
1.5 inches
What is the respiratory movement of the diaphragm
Flat
What kind of bone is the sternum considered
Long
What kind of bones are the ribs
Synovial gliding
What kind of joints are the SC joints
Synovial gliding
What kind of joints are the costovertebral and costotransverse
Xiphoid process
What part of the sternum helps locate the superior part of the liver and inferior border of the heart
Head Neck Tubercle Body
What parts does a rib consist of
Dorsal decub
What position is necessary for air/fluid levels
8th-10th To the 7th costal cartilage
What ribs attach indirectly to the sternum and how
Conical
What shape is the rib cage
T2-T3
What vertebral level does the jugular notch lie
T4-T5
What vertebral level does the sternal angle lie
Sternal angle
Where does the manubrium and body articulate
Inferior and internal border
Where is the costal groove located on a rib
Posteriorly from 6th/7th costal cartilage to 9th/10th thoracic vertebra in upright postion
Where is the right side of the diaphragm located???
Cervical ribs
Which extra ribs are less commom
Posterior part
Which part of the ribs is longer
Upright
Which position is the patient for exam of ribs above the diaphragm
Supine
Which position is the patient for exams of ribs below the diaphragm
12th
Which rib is the narrowest
1st -7th
Which ribs attach directly to the sternum
11th 12th
Which ribs do not have a neck or tubercle facets
1st 10th 11th 12th
Which ribs only articulate with one vertebral body
Cervical ribs
Which ribs rarely attach to the sternum
Left
Which side of the diaphragm is lower
Anterior ends
Which side of the rib are less visualized when the patient is supine
Increases from 1-7, then decreases from 7-12
Explain what happens to the length of the ribs from 1-12
C7
Most cervical ribs articulate with which vertebra
